Publications by authors named "Gitanjali Narayanan"

A large treatment gap exists for substance use disorders (SUDs) in India. Among other factors, personality vulnerabilities are widely implicated in the initiation and maintenance of SUDs leading to poor outcomes. Available brief interventions do not adequately address this.

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  • The study explored the views of mental health professionals on group interventions for women married to men with alcohol dependence and who have faced intimate partner violence (IPV).
  • Utilizing interviews with nine experienced experts, the research analyzed their insights through coding and thematic organization.
  • Findings highlighted the necessity of a comprehensive approach to IPV, indicating that survivors require support across various areas like safe housing, counseling, legal assistance, and financial aid.
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  • - Youth involvement in gaming is a significant concern for mental health, particularly how it affects family relationships and personal traits, especially in the Indian context.
  • - The study surveyed 179 Indian participants aged 18-25 to explore the connection between problematic online gaming, gaming motives, and personality traits impacting family dynamics.
  • - Results showed that motives like escape and competition, along with low family cohesion and lower conscientiousness, are linked to problematic gaming behaviors, indicating a need for broader research to inform prevention strategies.
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Background: Adverse childhood experiences (ACEs) increase the odds of alcohol use disorder (AUD).

Aim: To study the ACEs, coping, and resilience in persons with AUD and their non-drinking siblings from high-density families.

Methods: The study used a case-control study design.

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Chronic oral abuse of naphthalene balls is extremely rare. It is associated with different types of metabolic toxicity, neurological deficits and multiple organ failure. However, the psychological implication of naphthalene abuse is poorly understood.

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  • * Substance use often serves as a coping mechanism for individuals trying to escape the negative emotions associated with their EMSs.
  • * Incorporating schema therapy into treatment plans could enhance therapy practices by addressing both substance use and EMSs through an integrated approach that combines cognitive, behavioral, and experiential techniques.
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Background: The increasing burden of depression and noncommunicable disease (NCD) is a global challenge, especially in low- and middle-income countries, considering the resource constraints and lack of trained human resources in these settings. Effective treatment of depression in people with NCDs has the potential to enhance both the mental and physical well-being of this population. It will also result in the effective use of the available health care resources.

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Coronavirus disease 2019 (COVID-19) is caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2, SCV2), which has resulted in higher morbidity and mortality rate than other respiratory viral infections, such as Influenza A virus (IAV) infection. Investigating the molecular mechanisms of SCV2-host infection vs IAV is vital in exploring antiviral drug targets against SCV2. We assessed differential gene expression in human nasal cells upon SCV2 or IAV infection using RNA sequencing.

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Ethics in substance use disorder research has evolved through the years into two distinct school of thoughts, including neuro-ethics and social ethics. Qualitative methods of conducting studies provide rich descriptive knowledge of underlying processes in use of substances, although their governing ethical principles and decision-making are fairly blurred. By incorporating case studies, in-depth interviews, focus groups or visual methods, substance use disorder research can be considerably enhanced.

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Background: Large number of studies on Internet gaming disorder (IGD) have primarily focused on ascertaining its psychological correlates. Few studies have focused on developing and assessing effectiveness of multimodal psychotherapeutic intervention programs. This intervention focused on minimizing salience, pre-occupation, conflict related to gaming and enhancing the overall quality of life, inclusive of psychological health, physical health, and environmental problems in individuals with IGD.

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  • - The study explores how shared environments, particularly adverse childhood experiences and parental bonding, influence the development of alcohol use disorder (AUD), complementing the known genetic factors.
  • - A review of 47 peer-reviewed articles highlighted that negative experiences during childhood and certain temperamental traits increase the risk for AUD, while positive parenting practices help lower this risk.
  • - The findings suggest that addressing shared environmental influences through personalized psycho-social interventions could help in preventing the onset of alcohol use disorder.
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Background Population-wide reduction in mean blood pressure is proposed as a key strategy for primary prevention of cardiovascular disease. We evaluated the effectiveness of a task-sharing strategy involving frontline health workers in the primary prevention of elevated blood pressure. Methods and Results We conducted DISHA (Diet and lifestyle Interventions for Hypertension Risk reduction through Anganwadi Workers and Accredited Social Health Activists) study, a cluster randomized controlled trial involving 12 villages each from 4 states in India.

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Mucosal Associated Invariant T (MAIT) cells can sense intracellular infection by a broad array of pathogens. These cells are activated upon encountering microbial antigen(s) displayed by MR1 on the surface of an infected cell. Human MR1 undergoes alternative splicing.

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  • Mucosal-associated invariant T (MAIT) cells play an important role in the immune system's response to infections by recognizing various microbial ligands through their T-cell receptors (TCRs).
  • Recent studies show significant variability in the TCR’s complementarity determining region (CDR)3β sequence among individuals, which affects how these cells respond to different microbial threats.
  • Sequencing of MAIT cell clones indicates that differences in CDR3β sequences are crucial for distinguishing between specific ligands from microbes, highlighting the importance of CDR3β in the immune response.
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The MHC-Ib molecule MR1 presents microbial metabolites to MR1-restricted T cells (MR1Ts). Given the ubiquitous expression of MR1 and the high prevalence of human MR1Ts, it is important to understand the mechanisms of MR1-dependent antigen presentation. Here, we show that MR1-dependent antigen presentation can be distinguished between intracellular Mycobacterium tuberculosis (Mtb) infection and exogenously added antigens.

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Recent research points to a shift from categorical diagnoses to a dimensional understanding of psychopathology and mental health disorders. In parallel, there has been a rise in newer psychosocial treatment modalities, which are inherently transdiagnostic. Transdiagnostic approaches are those that identify core vulnerabilities and apply universal principles to therapeutic treatment.

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Background & Objectives: Age at first drink has its influence on later life drinking patterns. The association between age at first drink and adult alcohol consumption has not been studied in clinical population. This study was aimed to determine the age at first drink and its correlation with adult life drinking patterns in alcohol-dependent patients.

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Green space exposure has been positively correlated with better mental-health indicators in several high income countries, but has not been examined in low- and middle-income countries undergoing rapid urbanization. Building on a study of mental health in adults with a pre-existing chronic condition, we examined the association between park availability and major depression among 1208 adults surveyed in Delhi, India. Major depression was measured using the Mini International Neuropsychiatric Interview.

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Background: Studying personality profiles allows researchers to generate important hypotheses in risk factors and correlates of alcohol use/misuse. Studies examining the association between personality traits and treatment outcome are limited in India. We studied the correlation between personality and treatment outcome in patients with alcohol dependence.

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Background: Effective task-shifting interventions targeted at reducing the global cardiovascular disease (CVD) epidemic in low and middle-income countries (LMICs) are urgently needed.

Methods: DISHA is a cluster randomised controlled trial conducted across 10 sites (5 in phase 1 and 5 in phase 2) in India in 120 clusters. At each site, 12 clusters were randomly selected from a district.

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Background/objectives: Migration is suspected to increase the risk for psychological distress for those who enter a new cultural environment. We investigated the association between sociodemographic characteristics, premigratory and migratory factors and psychological distress in rural-to-urban migrants just after migration and after resettlement.

Methods: Data from the cross-sectional sib-pair designed Indian Migration Study (IMS, 2005-2007) were used.

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Mental health refers to a diverse field where individuals can cope with daily stress, realize their potential and maintain a state of well-being. In recent years, there has been increasing recognition of the influence of mental health on general health, and in particular on cardiovascular diseases and their risk factors. Epidemiological research has focused on several psychosocial components including social determinants, comorbid psychiatric disorders, psychological stress, coping styles, social support, burden on the family, well-being, life satisfaction, personality and cognitive factors in connection with cardiovascular diseases.

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The present study examined the association between personality pathology (PP) and alcohol dependence (AD; both lifetime and in the past 12 months) among middle-aged to older adults incorporating three sources of assessment, specifically, diagnostic interviews as well as self- and informant reports. We collected data from a representative sample of community participants (N = 1,630; ages 54-65 years) and their informants (N = 1,462). Measures employed were the substance use disorder sections of the Mini-International Neuropsychiatric Interview Schedule for Mental Disorders, the Structured Interview for DSM-IV Personality (American Psychiatric Association, 2000, Diagnostic and Statistical Manual of Mental Disorders, 4th ed.

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Modulation of aryl hydrocarbon receptor (AHR) activity by a class of ligands termed selective AHR modulators (SAhRMs) has been demonstrated to attenuate proinflammatory gene expression and signaling, including repression of cytokine-mediated induction of acute-phase genes (e.g., Saa1).

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